High-capacity 4760mAh polymer lithium-ion battery engineered for vivo B-G5/X27 models, ensuring extended usage with stable power output. Premium-grade materials and advanced cell technology provide enhanced safety, preventing overheating and overcharging. Precision-crafted with ultra-thin design for seamless compatibility, maintaining original phone dimensions without bulk. Ideal for heavy users, travelers, or professionals requiring reliable backup power. Factory-direct wholesale pricing guarantees unbeatable value for bulk orders. Rigorous quality testing ensures 500+ charge cycles with minimal capacity loss. Compatible with global voltage standards for universal use.